从介词本身的结构来看：

1. 简单介词：at, in, on, since, from

2. 复合介词：as for 至于;as to 关于;out of 从，出自;into 进入;onto 到……上面去

3. 二重介词：from under 从……的下面;from behind 从……的后面;until after 直到……之后;from among 从……当中

4. 短语介词：according to 根据;ahead of 在……之前;apart from 在……之外;because of 由于;by means of 以……之手段;by way of 经由

从介词本身的意义来看：

1. 表示时间的介词

about, around, before, by, at, after, in, on, around, between, during, for, from, since, till, until, within

2. 表示地点的介词

about, at, in, on, over, through, across, along, around, before, between, beyond, down, up, to, toward, under, near

3. 表示方式的介词

by bus 乘公共汽车

see with one’s own eyes 亲眼看...

write in ink 用墨水写...

on foot 步行，徒步

He looked at me without expression. 他毫无表情地看着我。

4. 表示原因的介词

He was punished for stealing. 他因偷窃而被惩罚。

suffer from a cold 患伤风

be ashamed of 因……而感到羞愧

shake with cold 因寒冷而发抖